Our Team

Jeff Chadwick

Executive Director

Jeff joined Mission Centers of Houston in 2016. He is responsible for providing the overall leadership, guidance, and vision for the organization. He is the main point of contact and liaison between Mission Centers and various ministry and business partners. Prior to entering full-time ministry in 2003, Jeff worked for over 20 years as a petroleum engineer in various staff, management, and executive leadership positions. Since then he has served in various pastoral positions relating to missions and outreach, most recently church planting in an urban context. He has an M.S. in petroleum engineering from West Virginia University and a M.A. in religion from Liberty Baptist Theological Seminary.

Martha Diaz

Administrative Assistant

Martha began working at Mission Centers in 2015. She has a heart for helping people and loves to see the difference Mission Centers makes in the community. Martha enjoys bowling and watching soccer, baseball, and basketball.

Cheryl Chadwick

Director of Missionary Training, Kids, and Volunteer Ministries

Cheryl has served as Director of Children’s Ministries in various churches for more than 20 years and also with the SBC of Virginia. She enjoys sharing the love of Jesus with the children in our communities and also with her three grandchildren. Cheryl is very grateful and humbled to be a part of this ministry that has transformed lives for over five decades in the inner city of Houston.

Dora Hernandez

Director, Gano Mission Center

Dora has been with Mission Centers of Houston since 1995. She has served in various capacities at all three Mission Center locations. Dora has a sincere love for the neighbors of Gano Mission Center. She is especially talented in working with women and families. She is active in her church and community.

Nick Schrock

Ministry Associate – Northside Area, Gano Mission Center

Nick served at Mission Centers of Houston as a summer missionary in 2015 as part of the Gano Mission team, and as a Summer Missionary Resident Assistant in 2017. He is now serving full time as part of our ministry team and has plans to enroll in seminary next year.

Noe Ortiz

Area Missionary, Greater East End

Noe is a native Houstonian who first started working with Mission Centers of Houston in 2001 as a summer missionary. In 2003, he met his wife Vanessa as they co-labored working at the Fletcher Mission Center. Noe and Vanessa returned from 2009-2014 to serve, live, and raise their growing family at the Fletcher Center. God has recently called the Ortiz family back to Mission Centers to serve in Houston’s Greater East End and the Joy Mission Center. Noe enjoys basketball, hip-hop, and discipling youth.

Vanessa Ortiz

Director, Joy Mission Center

Vanessa first started working with Mission Centers of Houston in 2003 as a summer missionary, where she met her husband, Noe, and became passionate about sharing the gospel. She and her husband came back to Mission Centers from 2009 to 2014 to serve, live, and raise their growing family at the Fletcher Center. God has recently called Vanessa, Noe, and their family back to Mission Centers to serve in Houston’s Greater East End and the Joy Mission Center.

Shiretta Brown

Director of Development and Communications (VISTA)

Shiretta’s goal is to innovate and make a difference in the community. Prior to joining Mission Centers, Shiretta worked as an Operations Facilitator in the time-share/travel club industry. She has an AA in mass communications and liberal arts and is using her skill for the Kingdom of God.